Doing a bit more snooping around the radio spectrum with the RTLSDR (My HackRF should be here tomorrow!) I spotted these patterns in the transmitted signals from DAB stations.
I’m fairly sure these are not just moiré patterns. I expect they probably tell you something about the multiplexing of the signals in the transmission.
Today’s item is barely there, gossamer wings and a steel staple.
Today’s image gets away from all the food and decorations of late…
This should be an easy one today:
It’s an old festive favourite today – just a slice thought the middle as it was too large for my X-Ray system.